Pennsylvania State Climatologist

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Williamsport

Climatic Data - Provides the norm's and "records", including Temperatures, heating & cooling degree days, percent of possible sunshine, sky cover, precipitation, relative humidity, and sunrise/set times.

Hourly Observations - Provides hourly weather observations for the period of record.

Daily Weather Archives - Provides the daily maximum temperature, minimum temperature, average temperature, Heating & Cooling Degree Days, Growing Degree Days, Average Dewpoint, Average Relative Humidity, Average Wind Speed, Average Wind Direction, Average Pressure, and the Total Precipitation.

Means & Extremes - Contains the Daily Mean Temperatures and the Daily Extremes (record max, min, precipitation, and snowfall) including the year in which they occurred.

Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/30/1971	2100	25.0		37.0	24.1	59	300	13.8
11/30/1971	1800	25.0		37.9	27.0	64	300	18.4
11/30/1971	1500	25.0		39.0	34.0	82	300	12.7
11/30/1971	1200	10.0		39.9	34.0	79	260	15.0
11/30/1971	0900	0.8		35.1	35.1	100	80	4.6						FG
11/30/1971	0600	10.5		34.0	34.0	100	0	0.0						FG
11/30/1971	0300	2.0		34.0	34.0	100	260	5.8						-RA FG
11/30/1971	0000	5.0		33.1	33.1	100	290	6.9				0.02		-RA FG
11/29/1971	2100	4.0		33.1	32.0	96	70	11.5				0.25		-RA FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/29/1971	1800	3.0		35.1	34.0	96	80	12.7
11/29/1971	1500	2.0		34.0	32.0	92	70	12.7				0.03
11/29/1971	1200	10.0		35.1	28.0	75	70	10.4
11/29/1971	0900	7.0		35.1	30.0	82	90	9.2
11/29/1971	0600	7.0		35.1	30.9	85	0	0.0
11/29/1971	0300	7.0		36.0	30.9	82	0	0.0
11/29/1971	0000	7.0		39.0	28.9	67	340	4.6
11/28/1971	2100	10.0		41.0	28.0	60	310	6.9
11/28/1971	1800	10.0		39.0	34.0	82	260	10.4
11/28/1971	1500	10.0		36.0	33.1	89	290	11.5
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/28/1971	1200	7.0		36.0	33.1	89	280	11.5
11/28/1971	0900	4.0		35.1	33.1	92	0	0.0						FG
11/28/1971	0600	5.5		34.0	33.1	97	0	0.0						FG
11/28/1971	0300	3.0		35.1	34.0	96	0	0.0						FG
11/28/1971	0000	4.0		36.0	34.0	92	90	6.9						FG
11/27/1971	2100	4.0		37.9	34.0	86	180	16.1						FG
11/27/1971	1800	4.0		36.0	33.1	89	110	16.1						-RA FG
11/27/1971	1500	7.0		35.1	30.0	82	110	17.3
11/27/1971	1200	7.0		34.0	27.0	75	120	12.7
11/27/1971	0900	5.5		33.1	30.9	92	80	10.4						FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/27/1971	0600	5.5		32.0	32.0	100	90	9.2						-SHSN FG
11/27/1971	0300	2.0		33.1	30.0	88	0	0.0						-SHSN DZ
11/27/1971	0000	4.0		33.1	30.0	88	0	0.0						DZ
11/26/1971	2100	5.0		33.1	30.0	88	270	6.9						DZ
11/26/1971	1800	7.0		33.1	28.9	85	270	11.5
11/26/1971	1500	7.0		32.0	28.0	85	260	12.7
11/26/1971	1200	7.0		32.0	28.0	85	260	5.8
11/26/1971	0900	7.0		32.0	25.0	75	260	9.2
11/26/1971	0600	7.0		30.0	23.0	75	260	9.2
11/26/1971	0300	7.0		30.0	23.0	75	260	10.4
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/26/1971	0000	7.0		34.0	19.0	54	300	13.8
11/25/1971	2100	20.0		34.0	25.0	69	310	11.5
11/25/1971	1800	8.0		34.0	28.0	79	300	10.4
11/25/1971	1500	9.0		33.1	30.0	88	320	9.2
11/25/1971	1200	7.0		32.0	32.0	100	260	8.1						-SN
11/25/1971	0900	0.5		32.0	30.9	96	270	4.6				0.05		SN
11/25/1971	0600	0.5		32.0	30.9	96	0	0.0				0.07		SN
11/25/1971	0300	0.5		32.0	30.9	96	0	0.0				0.10		SN
11/25/1971	0000	0.5		30.9	30.0	96	60	9.2				0.12		SN
11/24/1971	2100	4.0		33.1	27.0	78	90	9.2						-SN
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/24/1971	1800	25.0		32.0	18.0	56	70	12.7
11/24/1971	1500	25.0		28.9	14.0	53	90	13.8
11/24/1971	1200	25.0		26.1	12.0	55	50	13.8
11/24/1971	0900	7.0		25.0	12.0	57	90	11.5
11/24/1971	0600	7.0		25.0	12.0	57	90	9.2
11/24/1971	0300	7.0		25.0	12.0	57	80	8.1
11/24/1971	0000	7.0		27.0	10.0	48	10	4.6
11/23/1971	2100	25.0		30.0	8.1	39	350	6.9
11/23/1971	1800	25.0		32.0	7.0	34	350	6.9
11/23/1971	1500	25.0		27.0	12.9	55	340	6.9							CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/23/1971	1200	25.0		19.9	10.0	65	310	9.2
11/23/1971	0900	7.0		24.1	12.9	62	280	11.5
11/23/1971	0600	7.0		25.0	14.0	63	290	8.1
11/23/1971	0300	7.0		26.1	14.0	60	280	11.5
11/23/1971	0000	7.0		28.0	14.0	55	300	15.0
11/22/1971	2100	20.0		30.9	15.1	51	310	16.1
11/22/1971	1800	20.0		32.0	15.1	49	300	19.6
11/22/1971	1500	25.0		30.0	16.0	55	310	15.0						-SHSN
11/22/1971	1200	25.0		30.9	17.1	56	300	15.0
11/22/1971	0900	7.0		30.9	17.1	56	300	15.0
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/22/1971	0600	7.0		33.1	19.9	58	300	15.0
11/22/1971	0300	7.0		36.0	24.1	62	310	13.8						-SHSN
11/22/1971	0000	7.0		39.0	30.9	72	310	16.1
11/21/1971	2100	25.0		41.0	27.0	57	290	13.8
11/21/1971	1800	25.0		39.9	28.0	62	260	16.1
11/21/1971	1500	25.0		39.9	27.0	60	260	17.3
11/21/1971	1200	25.0		37.9	30.0	73	230	11.5
11/21/1971	0900	6.0		39.9	35.1	83	270	4.6						FG
11/21/1971	0600	7.0		37.9	35.1	89	60	11.5
11/21/1971	0300	7.0		39.0	34.0	82	180	6.9						-RA
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/21/1971	0000	7.0		39.9	32.0	73	210	11.5						-RA
11/20/1971	2100	25.0		43.0	25.0	49	240	12.7
11/20/1971	1800	25.0		41.0	27.0	57	160	16.1
11/20/1971	1500	25.0		37.9	25.0	59	200	9.2
11/20/1971	1200	25.0		33.1	23.0	66	210	9.2
11/20/1971	0900	7.0		39.0	21.0	48	270	13.8
11/20/1971	0600	7.0		39.9	23.0	50	270	16.1
11/20/1971	0300	7.0		46.9	36.0	65	240	17.3
11/20/1971	0000	0.0		44.1	44.1	100	0	0.0						FG
11/19/1971	2100	1.0		48.0	46.9	96	0	0.0						FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/19/1971	1800	2.0		48.9	46.0	90	100	8.1				0.02		-RA
11/19/1971	1500	2.0		48.0	45.0	89	70	13.8						FG
11/19/1971	1200	1.0		39.9	39.0	97	360	4.6						FG
11/19/1971	0900	1.0		39.0	37.9	96	0	0.0						FG
11/19/1971	0600	5.5		36.0	36.0	100	0	0.0						FG
11/19/1971	0300	3.0		39.0	37.9	96	250	4.6
11/19/1971	0000	5.0		42.1	39.0	89	0	0.0						DZ
11/18/1971	2100	5.0		48.0	42.1	80	0	0.0						DZ
11/18/1971	1800	2.0		41.0	39.9	96	210	5.8						FG
11/18/1971	1500	0.1		35.1	35.1	100	240	3.5						FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/18/1971	1200	0.0		34.0	34.0	100	310	4.6						FG
11/18/1971	0900	0.3		35.1	35.1	100	0	0.0						FG
11/18/1971	0600	0.5		35.1	35.1	100	0	0.0						FG
11/18/1971	0300	4.0		37.9	36.0	93	0	0.0						FG	CLR
11/18/1971	0000	7.0		42.1	37.9	85	0	0.0							CLR
11/17/1971	2100	10.0		51.1	39.9	66	0	0.0
11/17/1971	1800	9.0		51.1	41.0	68	30	3.5
11/17/1971	1500	10.0		46.0	39.9	79	40	3.5
11/17/1971	1200	10.0		43.0	41.0	93	0	0.0
11/17/1971	0900	7.0		42.1	41.0	96	0	0.0
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/17/1971	0600	7.0		42.1	41.0	96	0	0.0
11/17/1971	0300	7.0		43.0	39.9	89	0	0.0
11/17/1971	0000	7.0		48.9	42.1	77	320	6.9
11/16/1971	2100	20.0		53.1	42.1	66	310	8.1
11/16/1971	1800	20.0		53.1	42.1	66	350	13.8
11/16/1971	1500	10.0		52.0	45.0	77	310	12.7
11/16/1971	1200	4.0		45.0	43.0	93	300	10.4						FG
11/16/1971	0900	0.5		41.0	41.0	100	0	0.0						FG
11/16/1971	0600	0.0		39.9	39.9	100	0	0.0						FG
11/16/1971	0300	0.0		39.9	39.9	100	280	4.6						FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/16/1971	0000	2.0		41.0	39.9	96	0	0.0						FG
11/15/1971	2100	5.0		46.9	44.1	90	0	0.0						DZ	CLR
11/15/1971	1800	3.0		46.0	42.1	86	120	5.8						FG
11/15/1971	1500	3.0		43.0	41.0	93	0	0.0						FG
11/15/1971	1200	5.0		41.0	39.0	93	40	5.8						FG
11/15/1971	0900	7.0		43.0	34.0	70	140	9.2
11/15/1971	0600	7.0		41.0	32.0	70	90	3.5
11/15/1971	0300	7.0		41.0	30.9	67	170	9.2
11/15/1971	0000	7.0		43.0	30.9	62	50	3.5
11/14/1971	2100	9.0		44.1	30.9	60	180	15.0
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/14/1971	1800	20.0		45.0	30.9	58	120	9.2
11/14/1971	1500	15.0		35.1	30.0	82	300	3.5
11/14/1971	1200	7.0		28.9	28.0	96	0	0.0
11/14/1971	0900	7.0		28.9	27.0	92	0	0.0							CLR
11/14/1971	0600	7.0		30.0	28.0	92	0	0.0							CLR
11/14/1971	0300	7.0		35.1	30.9	85	0	0.0							CLR
11/14/1971	0000	7.0		39.0	33.1	79	0	0.0							CLR
11/13/1971	2100	10.0		51.1	36.0	56	310	6.9
11/13/1971	1800	7.0		51.1	39.0	63	340	11.5
11/13/1971	1500	5.0		44.1	37.9	79	270	9.2						DZ
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/13/1971	1200	5.0		36.0	34.0	92	280	4.6						FG
11/13/1971	0900	7.0		37.9	35.1	89	0	0.0
11/13/1971	0600	7.0		39.0	36.0	89	0	0.0
11/13/1971	0300	7.0		39.9	36.0	86	0	0.0
11/13/1971	0000	7.0		43.0	36.0	76	0	0.0
11/12/1971	2100	7.0		48.9	37.0	63	100	6.9
11/12/1971	1800	8.0		46.9	34.0	61	60	5.8
11/12/1971	1500	10.0		35.1	28.0	75	70	6.9
11/12/1971	1200	8.0		33.1	28.9	85	0	0.0
11/12/1971	0900	7.0		32.0	27.0	81	0	0.0
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/12/1971	0600	7.0		32.0	27.0	81	0	0.0
11/12/1971	0300	7.0		32.0	26.1	78	0	0.0
11/12/1971	0000	7.0		35.1	25.0	66	0	0.0
11/11/1971	2100	25.0		37.9	23.0	55	310	10.4
11/11/1971	1800	25.0		37.9	21.9	52	270	11.5
11/11/1971	1500	25.0		35.1	23.0	61	290	16.1
11/11/1971	1200	25.0		33.1	19.9	58	330	13.8
11/11/1971	0900	7.0		37.9	24.1	57	320	13.8
11/11/1971	0600	7.0		39.9	34.0	79	280	8.1
11/11/1971	0300	7.0		39.9	33.1	76	270	10.4
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/11/1971	0000	7.0		39.9	30.9	70	240	11.5						-SHRA
11/10/1971	2100	9.0		39.9	32.0	73	260	15.0
11/10/1971	1800	7.0		41.0	34.0	76	260	13.8
11/10/1971	1500	4.0		35.1	33.1	92	120	5.8						FG
11/10/1971	1200	3.0		33.1	32.0	96	0	0.0						FG
11/10/1971	0900	5.5		32.0	30.0	92	0	0.0						-SN FG
11/10/1971	0600	5.5		33.1	30.9	92	0	0.0						-SN FG
11/10/1971	0300	4.0		36.0	25.0	64	250	10.4						-SN
11/10/1971	0000	7.0		37.0	19.9	50	180	11.5
11/09/1971	2100	25.0		37.9	19.0	46	110	12.7
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/09/1971	1800	25.0		34.0	18.0	51	340	6.9
11/09/1971	1500	25.0		28.0	19.9	71	0	0.0
11/09/1971	1200	25.0		19.9	17.1	88	0	0.0
11/09/1971	0900	7.0		21.9	18.0	84	0	0.0							CLR
11/09/1971	0600	7.0		23.0	19.0	85	0	0.0							CLR
11/09/1971	0300	7.0		27.0	19.9	75	0	0.0							CLR
11/09/1971	0000	7.0		30.9	18.0	58	180	3.5							CLR
11/08/1971	2100	25.0		37.0	15.1	40	320	11.5
11/08/1971	1800	25.0		37.9	18.0	44	330	15.0
11/08/1971	1500	25.0		34.0	21.0	59	290	12.7
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/08/1971	1200	15.0		28.0	19.9	71	280	10.4
11/08/1971	0900	7.0		28.9	21.0	72	270	13.8							CLR
11/08/1971	0600	7.0		30.0	21.9	71	270	12.7							CLR
11/08/1971	0300	7.0		30.9	19.9	63	280	8.1
11/08/1971	0000	7.0		34.0	18.0	51	270	9.2
11/07/1971	2100	25.0		35.1	17.1	47	290	18.4
11/07/1971	1800	25.0		35.1	16.0	45	280	15.0
11/07/1971	1500	25.0		34.0	16.0	47	280	17.3
11/07/1971	1200	25.0		37.0	21.9	54	280	13.8
11/07/1971	0900	7.0		42.1	37.9	85	270	17.3
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/07/1971	0600	4.0		51.1	48.9	92	270	20.7				0.04		-SHRA
11/07/1971	0300	7.0		55.0	43.0	64	120	13.8
11/07/1971	0000	7.0		55.0	41.0	59	160	16.1
11/06/1971	2100	15.0		55.0	41.0	59	180	16.1
11/06/1971	1800	15.0		54.0	37.9	55	170	16.1
11/06/1971	1500	15.0		48.9	36.0	61	120	8.1
11/06/1971	1200	10.0		39.9	32.0	73	110	11.5
11/06/1971	0900	7.0		39.0	32.0	76	170	9.2							CLR
11/06/1971	0600	7.0		39.9	32.0	73	110	9.2							CLR
11/06/1971	0300	7.0		42.1	32.0	67	60	5.8							CLR
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/06/1971	0000	7.0		46.9	32.0	56	160	10.4							CLR
11/05/1971	2100	25.0		51.1	32.0	48	150	11.5							CLR
11/05/1971	1800	25.0		48.9	32.0	52	150	12.7
11/05/1971	1500	10.0		39.9	30.9	70	0	0.0
11/05/1971	1200	10.0		32.0	30.0	92	330	4.6
11/05/1971	0900	7.0		37.0	30.9	78	270	4.6
11/05/1971	0600	7.0		42.1	33.1	70	270	9.2
11/05/1971	0300	7.0		44.1	30.9	60	270	9.2
11/05/1971	0000	7.0		45.0	30.9	58	280	8.1
11/04/1971	2100	25.0		46.9	30.9	54	270	13.8
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/04/1971	1800	25.0		46.0	30.9	55	260	16.1
11/04/1971	1500	25.0		44.1	30.0	58	260	18.4
11/04/1971	1200	15.0		32.0	30.0	92	300	3.5
11/04/1971	0900	7.0		33.1	32.0	96	0	0.0							CLR
11/04/1971	0600	7.0		42.1	37.9	85	300	9.2							CLR
11/04/1971	0300	7.0		45.0	37.9	76	270	15.0							CLR
11/04/1971	0000	7.0		52.0	37.9	59	260	13.8
11/03/1971	2100	25.0		57.9	36.0	44	260	9.2
11/03/1971	1800	15.0		54.0	43.0	66	280	9.2
11/03/1971	1500	15.0		54.0	46.0	75	270	9.2
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/03/1971	1200	10.0		52.0	48.0	86	180	5.8
11/03/1971	0900	7.0		48.9	46.9	93	0	0.0
11/03/1971	0600	7.0		51.1	48.9	92	0	0.0
11/03/1971	0300	7.0		57.9	50.0	75	270	4.6							CLR
11/03/1971	0000	7.0		69.1	55.9	63	290	12.7							CLR
11/02/1971	2100	20.0		77.0	59.0	54	240	17.3
11/02/1971	1800	20.0		77.0	62.1	60	220	19.6
11/02/1971	1500	20.0		72.0	64.9	79	170	12.7
11/02/1971	1200	10.5		64.0	62.1	93	150	13.8						-RA FG
11/02/1971	0900	5.5		62.1	62.1	100	60	8.1						-RA FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/02/1971	0600	5.5		62.1	62.1	100	90	8.1						FG
11/02/1971	0300	0.8		61.0	60.1	97	30	4.6						FG
11/02/1971	0000	10.5		62.1	60.1	93	10	3.5						FG
11/01/1971	2100	6.0		63.0	60.1	90	0	0.0						FG
11/01/1971	1800	2.0		64.0	61.0	90	0	0.0				0.02		-RA FG
11/01/1971	1500	1.0		62.1	60.1	93	0	0.0						FG
11/01/1971	1200	0.3		60.1	59.0	96	0	0.0						FG
11/01/1971	0900	0.8		60.1	59.0	96	0	0.0						FG
11/01/1971	0600	3.0		60.1	57.9	93	70	5.8						FG
11/01/1971	0300	3.0		61.0	57.0	87	60	8.1						FG
Date	Time	VIS	PRESS	TMP	DEW	RH	DIR	SPEED	GST	MX24	MN24	1hRa	24hRa	wx	CLOUDS	REMARKS
11/01/1971	0000	3.0		61.0	57.0	87	70	10.4						FG

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